ru.curs.celesta.score

Class BinaryTermOp

java.lang.Object

ru.curs.celesta.score.Expr

ru.curs.celesta.score.BinaryTermOp

public final class BinaryTermOp
extends Expr

+, -, *, /.

Field Summary

Fields

Modifier and Type	Field and Description
static int	CONCAT
static int	MINUS
static String[]	OPS
static int	OVER
static int	PLUS
static int	TIMES

Method Summary

Modifier and Type	Method and Description
void	accept(ExprVisitor visitor) Accepts a visitor during a traversal of the parse tree for solving tasks of types validation, code generation etc.
ViewColumnMeta<?>	getMeta() Returns the expression type.
List<Expr>	getOperands() Returns the operands.
int	getOperator() Returns the operator.

Methods inherited from class ru.curs.celesta.score.Expr

getCSQL, getSQL, resolveFieldRefs

Methods inherited from class java.lang.Object

equals, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait

Field Detail

PLUS

public static final int PLUS

See Also:

Constant Field Values

MINUS

public static final int MINUS

See Also:

Constant Field Values

TIMES

public static final int TIMES

See Also:

Constant Field Values

OVER

public static final int OVER

See Also:

Constant Field Values

CONCAT

public static final int CONCAT

See Also:

Constant Field Values

OPS

public static final String[] OPS

Method Detail

getOperator

public int getOperator()

Returns the operator.

Returns:

getOperands

public List<Expr> getOperands()

Returns the operands.

Returns:

getMeta

public ViewColumnMeta<?> getMeta()

Description copied from class: Expr

Returns the expression type.

Specified by:

getMeta in class Expr

Returns:

accept

public void accept(ExprVisitor visitor)
            throws ParseException

Description copied from class: Expr

Accepts a visitor during a traversal of the parse tree for solving tasks of types validation, code generation etc.

Parameters:

visitor - universal visitor element performing tasks with the parse tree.

Throws:

ParseException - semantic error during the tree traversal